/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.dromara.cloudeon.websocket;

import org.springframework.web.socket.TextMessage;
import org.springframework.web.socket.WebSocketSession;
import org.springframework.web.socket.handler.TextWebSocketHandler;

import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;

public class ChatWebSocketHandler extends TextWebSocketHandler {
 
    private final List<WebSocketSession> sessions = new CopyOnWriteArrayList<>();
 
    @Override
    public void afterConnectionEstablished(WebSocketSession session) throws Exception {
        sessions.add(session);
    }
 
    @Override
    protected void handleTextMessage(WebSocketSession session, TextMessage message) throws Exception {
        for (WebSocketSession s : sessions) {
            s.sendMessage(message);
        }
    }
 
}
